MapBox Map and Autocomplete components for Svelte (or Vanilla JS)

Audio files used in Tone.js examples

A map projection including all US overseas possessions

A cross-browser CSS text-stroke generator (using CSS text-shadow hack).

A Svelte starter template for projects

Raster reprojection plugin for d3

A tool for generating the scaffolding needed to create a project the Data Visuals way.

Scrollytelling with IntersectionObserver.

AirPlay and AirPlay 2 audio player

A JavaScript based workaround for browsers which don’t support the CSS background-blend-mode property

Computer generated building footprints for the United States

Pure Javascript alternative to path.getPointAtLength(t) and getTotalLength() functions. Works with Canvas & Node

GeoJSON utilities that will make your life easier.

Scripts used to set up census-postgres on an Amazon EC2 instance.

A Ruby library to read/write files/spreadsheets in Google Drive/Docs.

Alpha-quality parser for Office of Government ethics form 278 public financial disclosure PDFs

D3-friendly State Plane projections

magically convert csv files to geojson files

painless cross-browser line wrapping for text passages in SVG projects built with D3.js

tiny js library for playing video on canvas elements (without audio)

🔧 .files, including ~/.macos — sensible hacker defaults for macOS

Scrapes an ESRI MapServer REST endpoint to spit out more generally-usable geodata.

A jQuery plugin for building scroll-based stories

Gigapan Downloader and Stitcher with export to Photoshop PSB or TIFF

simple statistics for node & browser javascript

A simple util to download a layer from ArcGIS web servers

Manipulate colors like you write Sass. Mix some colors like you paint.

A utility to search, download and process Landsat 8 satellite imagery

convert KML and GPX to GeoJSON, without the fuss